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发明名称
Hydrogen transfer solvent extraction of coal
摘要
申请公布号
UST989004(I4)
申请公布日期
1979.12.04
申请号
US19780969752
申请日期
1978.12.14
申请人
发明人
分类号
C10G1/00;C10G1/04
主分类号
C10G1/00
代理机构
代理人
主权项
地址
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